Home / 3,164,392.52-4,746,618.54-768,258.20

Finding the Fourth Proportional to 3,164,392.52, 4,746,618.54 and 768,258.20

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Solution

The fourth proportional to 3,164,392.52, 4,746,618.54 and 768,258.20 is: 1,152,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,392.52 : 4,746,618.54 = 768,258.20 : x
  2. Step 2: Convert to fraction form
    3,164,392.52/4,746,618.54 = 768,258.20/x
  3. Step 3: Cross multiply
    3,164,392.52x = 4,746,618.54 × 768,258.20
  4. Step 4: Simplify right side
    3,164,392.52x = 3,646,628,615,627.03
  5. Step 5: Solve for x
    x = 3,646,628,615,627.03/3,164,392.52
  6. Step 6: Final answer
    x = 1,152,394.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.